这就可以达到高的冷却速率。
确定了在落管中形成玻璃的临界冷却速率。
The critical cooling rate for the glass formation in the tube was determined.
铁素体随冷却速率的升高变化不大，但晶粒变小。
When cooling rate increased, the ferrite did not change too much, but the grain sizes decreased.
研究结果表明表面裂纹是因冷却速率过快所造成的。
The results indicate that the emerging surface crackle are due to the too rapid cooling rate.
总体上自北而南，剥蚀速率和冷却速率均逐渐变小。
The cooling rate and denudation rate decreased overall from north to south.
实验结果表明：不同的冷却速率下实验钢的组织不同。
The experimental results show that the microstructure of the steel is different at different cooling rates.
冷却速率增加，UHMWPE需更高的过冷度才能结晶。
The highly undercooled was need for UHMWPE crystallization with the increasing of cooling rate.
随着冷却速率的增加，铁素体体积分数减少，晶粒尺寸变细。
The transformed ferrite volume fraction increases and grain size decreases with the increase of cooling rate.
对落管中冷却速率和过冷度随液滴直径的变化规律进行了分析。
The transformation rule of diameter of droplets between cooling rate and undercooling can be analyzed in drop tube.
计算结果表明：冷却速率对碳氮化铌的析出及长大有重要影响。
As a result, It is found that the cooling rate has great effect on the Nb (CN) nucleation and growth.
冷却速率不同，重排剩磁量会不同，两者的关系与磁畴状态有关。
Different reset magnitudes appear in response to different cooling-rates. The dependence of reset magnitudes on the cooling-rate is related to the domain state.
通过不同冷却速率下的DTA试验研究了A357合金的凝固行为；
The solidification behavior of A357 alloy was analyzed by the DTA at various cooling rates.
结果表明：随着淬火和回火冷却速率的减慢，材料的冲击韧度下降；
The impact toughness decreased with decreasing the cooling speed of quench and temper.
在积云中，每秒几米的对流上升速度造成的冷却速率为每分钟几度。
In cumulus convection ascent rates of several metres a second give a cooling rate of a few degrees per minute.
结果表明，提高冷却速率使合金二次枝晶间距及碳化物的尺寸减小。
The results indicate that both the length of secondary dendrite spacing and the size of carbides reduce with the increasing of cooling rate.
然而，实验室条件下试验所达到的冷却速率在工业化生产中较难实现。
However, the cooling rate obtained in these tests was very difficult to do under the industrial scale.
铬砂制作的砂模可让铸件有较快的冷却速率，但也产生较多的微孔隙。
The cooling rate is faster in chromite sand mold, but also causes more porosity in castings.
另外，延长喂料冷却时间或降低喂料的冷却速率有助于减小残余应力。
In addition, lengthening the cooling time or lowering the cooling rate can reduce the residual stresses.
计算结果表明，膜的渗透性和冷却速率是影响细胞体积收缩的主要因素。
The results indicate membrane permeability and cooling rate are main factors that affect the cell shrinkage.
表面温度高、奥氏体化时间相对较长及冷却速率快导致了表面的高硬度。
A high surface temperature, longer austenitization duration and the rapid cooling rates result in high surface hardness.
采用数值方法研究了不同冷却速率、不均匀模壁温度对塑件残余应力的影响。
Effects of different cooling rates and uneven mold temperature on the residual stress inside injection molded parts are studied with the help of numerical methods.
随循环温度和冷却速率的增加，裂纹形核的孕育期缩短，裂纹扩展速率增加。
The incubation period of crack nucleation decreases and the crack propagation rate increases with the increase of thermal cycling temperature and cooling rate in the cycle.
为了得到最大柔软性和延展性冷却速率应该很慢，比如让零件与炉子一起冷下来。
For maximum softness and ductility the cooling rate should be very slow, such as allowing the parts to cool down with the furnace.
强化的趋势迅速冷却，有必要制定预热来消除冷金属淬火效果，并减少冷却速率。
A tendency to harden by rapid cooling necessitates the use of preheat to remove the quench effect of cold metal, and to reduce the cooling rate.
较慢的加热速率和烧结完成后较快的冷却速率均有利于提高材料的室温力学性能。
The slow heating rate and the rapid cooling rate after sintering are favorable for improving the room temperature mechanical properties.
影响猪油干法分提参数有：结晶温度、冷却速率、养晶时间、搅拌速率及分离方式。
Parameters effecting on dry fractionation of lard are crystallization temperature, cooling rate, crystal growing time, agitation rate, separating manner.
结果表明，超高冷却速率使过冷度变大，形核率升高，新相形核主要以晶内形核为主。
It was demonstrated that condensate depression and nucleation rate increase with increasing cooling velocity and intracrystalline nucleation is main nucleation form of the new phase.
冷却速率越大或预变形处理以后的试样在熔化过程中更容易发生二次枝晶臂之间的合并。
The more the increase of cooling rate or pre-deformation, the more the secondary dendrite arms are easy to coarsen.
冷却速率越大或预变形处理以后的试样在熔化过程中更容易发生二次枝晶臂之间的合并。
The more the increase of cooling rate or pre-deformation, the more the secondary dendrite arms are easy to coarsen.
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